210822100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 523091520

約数和(自身を除く): 312269420

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 61, 68, 76, 85, 95, 100, 107, 122, 170, 190, 214, 244, 305, 323, 340, 380, 425, 428, 475, 535, 610, 646, 850, 950, 1037, 1070, 1159, 1220, 1292, 1525, 1615, 1700, 1819, 1900, 2033, 2074, 2140, 2318, 2675, 3050, 3230, 3638, 4066, 4148, 4636, 5185, 5350, 5795, 6100, 6460, 6527, 7276, 8075, 8132, 9095, 10165, 10370, 10700, 11590, 13054, 16150, 18190, 19703, 20330, 20740, 23180, 25925, 26108, 28975, 32300, 32635, 34561, 36380, 39406, 40660, 45475, 50825, 51850, 57950, 65270, 69122, 78812, 90950, 98515, 101650, 103700, 110959, 115900, 124013, 130540, 138244, 163175, 172805, 181900, 197030, 203300, 221918, 248026, 326350, 345610, 394060, 443836, 492575, 496052, 554795, 620065, 652700, 691220, 864025, 985150, 1109590, 1240130, 1728050, 1970300, 2108221, 2219180, 2480260, 2773975, 3100325, 3456100, 4216442, 5547950, 6200650, 8432884, 10541105, 11095900, 12401300, 21082210, 42164420, 52705525, 105411050, 210822100]

約数ペア:

[(1, 210822100), (2, 105411050), (4, 52705525), (5, 42164420), (10, 21082210), (17, 12401300), (19, 11095900), (20, 10541105), (25, 8432884), (34, 6200650), (38, 5547950), (50, 4216442), (61, 3456100), (68, 3100325), (76, 2773975), (85, 2480260), (95, 2219180), (100, 2108221), (107, 1970300), (122, 1728050), (170, 1240130), (190, 1109590), (214, 985150), (244, 864025), (305, 691220), (323, 652700), (340, 620065), (380, 554795), (425, 496052), (428, 492575), (475, 443836), (535, 394060), (610, 345610), (646, 326350), (850, 248026), (950, 221918), (1037, 203300), (1070, 197030), (1159, 181900), (1220, 172805), (1292, 163175), (1525, 138244), (1615, 130540), (1700, 124013), (1819, 115900), (1900, 110959), (2033, 103700), (2074, 101650), (2140, 98515), (2318, 90950), (2675, 78812), (3050, 69122), (3230, 65270), (3638, 57950), (4066, 51850), (4148, 50825), (4636, 45475), (5185, 40660), (5350, 39406), (5795, 36380), (6100, 34561), (6460, 32635), (6527, 32300), (7276, 28975), (8075, 26108), (8132, 25925), (9095, 23180), (10165, 20740), (10370, 20330), (10700, 19703), (11590, 18190), (13054, 16150)]